why we need it -> so when we do the command like "ls -l" we want a disposable process that can be overwritten this we will do with help of exac() or something like exacve() , so : fork will create new ...

One particular frustration with the UNIX shell is the inability to easily schedule multiple, concurrent tasks that fully utilize CPU cores presented on modern systems. The example of focus in this ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

Developers of Linux and Unix shells have received warnings from Apple that their iOS apps violate App Store Review Guidelines, with the threat of termination from the App Store said to be reversed in ...

The /proc file system brings the processes on your Unix systems into view in some very useful ways, but only if you take the time to cd over to /proc and see all it can tell you. The /proc virtual ...

On Unix — the progenitor of Linux — there was /bin/sh. It was simple, by comparison to today’s shells, but it allowed you to enter commands and — most importantly — execute lists of commands. In fact, ...